Jairo Samperio

Racing Santander

Born in Cabezón de la Sal, Cantabria, Jairo was a product of local Racing de Santander's youth ranks. He was promoted to the first team immediately after finishing his development in 2011, by manager Héctor Cúper. He made his first-team and La Liga debut on 27 August, playing the last twelve minutes in a 4–3 away defeat against Valencia CF after coming on as a substitute for Manuel Arana. On 21 September 2011, the 18-year-old Jairo started his first official game for Racing, in a 0–0 home draw with Real Madrid. On 25 October, he scored his first league goal in a 2–2 draw at Sevilla FC, and went on to start in 14 of his league appearances in his first season (1,248 minutes of action), which ended in relegation.

Sevilla

On 21 June 2013, after again dropping down a level with Racing, Jairo returned to the top division by signing a five-year contract with Sevilla, for a rumoured €2.5 million. He made his competitive debut for the club on 1 August, replacing José Antonio Reyes in the 19th minute of a 3–0 win over FK Mladost Podgorica in the third qualifying round of the UEFA Europa League.

Mainz 05

Jairo joined Bundesliga side 1. FSV Mainz 05 on 29 August 2014, on a four-year deal; the transfer fee remained undisclosed, but was believed to be in the region of €2 million. He finished his first season with 22 games and two goals, helping to a final 11th position. On 5 December 2015, Jairo scored a brace to help to a 3–1 away win against…

As of match played 11 October 2023

Sevilla

UEFA Europa League: 2013–14 UEFA Super Cup runner-up: 2014